Prosecution Insights
Last updated: October 26, 2026

Nizal S Chandrakumar, USPTO Patent Examiner

Listed by the USPTO as CHANDRAKUMAR, NIZAL S

Tech Center 1600 • Art Units: 1625 1674

This examiner grants 73% of resolved cases

Analysis

CHANDRAKUMAR, NIZAL S has 1788 resolved cases, with a 72.7% allowance rate and a median of 834 days to allowance. The profile is assigned to Tech Center 1600 and art unit 1625. The 18.2% interview lift supplies a positive measured association across a substantial resolved-case record.

The listed companies are Revolution Medicines Inc., Beone Medicines I GmbH, and Nicoventures Trading Limited. BakerHostetler, Clark+Elbing LLP - Revolution Medicines, Inc., and FINNEGAN, HENDERSON, FARABOW, GARRETT & DUNNER are the leading listed firms. The company and firm concentration provides practical reference points for pharmaceutical prosecution planning.

Written from this page's own data; every figure is computed from USPTO records and verified before publication.

Performance Statistics

72.7%
Allow Rate
+12.7% vs TC avg
1,888
Total Applications
+18.2%
Interview Lift
834
Avg Prosecution Days
Based on 1788 resolved cases, 2023–2026

Rejection Statute Breakdown

2.2%
§101 Eligibility
11.0%
§102 Novelty
29.1%
§103 Obviousness
36.8%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
17836814 ORAL PRODUCTS WITH REDUCED IRRITATION Final Rejection NICOVENTURES TRADING LIMITED
18859007 LIPIDS, FORMULATIONS, AND USES THEREOF Non-Final OA THE REGENTS OF THE UNIVERSITY OF MICHIGAN
18705232 PESTICIDALLY ACTIVE PYRIDAZINONE COMPOUNDS Final Rejection SYNGENTA CROP PROTECTION AG
17760181 Agent For Treating Or Preventing Pancreatic Fistula Non-Final OA NOF CORPORATION
18569361 ROS-RESPONSIVE CAPTOPRIL-CINNAMALDEHYDE PRODRUGS AND COMPOSITIONS AND METHODS THEREOF Non-Final OA The University of Hong Kong

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Frequently Asked Questions

What is examiner Nizal S Chandrakumar's allowance rate?

72.7% of resolved applications examined by Nizal S Chandrakumar were allowed (1,788 resolved cases), compared with 51.6% across Art Unit 1625 over the last five years.

Does an interview help with examiner Nizal S Chandrakumar?

This examiner's interview lift is +18.2 percentage points: the difference in allowance rate between resolved applications that had an examiner interview and those that did not.

How long does examiner Nizal S Chandrakumar take to allow a patent?

Applications allowed by Nizal S Chandrakumar took 834 days on average from filing to allowance.

Which art unit does examiner Nizal S Chandrakumar work in?

Nizal S Chandrakumar examines applications in Art Unit 1625 in Tech Center 1600 (Biotechnology & Pharmaceuticals).

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